<div class="demo demo-space">
  <button nz-button nzType="primary" nzDanger>主按钮</button>
  <button nz-button nzType="default" nzDanger>默认按钮</button>
  <button nz-button nzType="dashed" nzDanger>虚线按钮</button>
  <button nz-button nzType="text" nzDanger>文本按钮</button>
  <button nz-button nzType="link" nzDanger>链接按钮</button>
</div>
